Examples with ThreadContextClassLoader io.trino.spi.classloader.ThreadContextClassLoader used on opensource projects

Example 21 with ThreadContextClassLoader

use of io.trino.spi.classloader.ThreadContextClassLoader in project trino by trinodb.

the class HiveTransactionManager method commit.

public void commit(ConnectorTransactionHandle transaction) {
    MemoizedMetadata transactionalMetadata = transactions.remove(transaction);
    checkArgument(transactionalMetadata != null, "no such transaction: %s", transaction);
    transactionalMetadata.optionalGet().ifPresent(metadata -> {
        try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(getClass().getClassLoader())) {
            metadata.commit();
        }
    });
}

Example 22 with ThreadContextClassLoader

use of io.trino.spi.classloader.ThreadContextClassLoader in project trino by trinodb.

the class HiveTransactionManager method rollback.

public void rollback(ConnectorTransactionHandle transaction) {
    MemoizedMetadata transactionalMetadata = transactions.remove(transaction);
    checkArgument(transactionalMetadata != null, "no such transaction: %s", transaction);
    transactionalMetadata.optionalGet().ifPresent(metadata -> {
        try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(getClass().getClassLoader())) {
            metadata.rollback();
        }
    });
}

Example 23 with ThreadContextClassLoader

use of io.trino.spi.classloader.ThreadContextClassLoader in project trino by trinodb.

the class TestShardWriter method testWriter.

@Test
public void testWriter() throws Exception {
    List<Long> columnIds = ImmutableList.of(1L, 2L, 4L, 6L, 7L, 8L, 9L, 10L);
    ArrayType arrayType = new ArrayType(BIGINT);
    ArrayType arrayOfArrayType = new ArrayType(arrayType);
    Type mapType = TESTING_TYPE_MANAGER.getParameterizedType(StandardTypes.MAP, ImmutableList.of(TypeSignatureParameter.typeParameter(createVarcharType(10).getTypeSignature()), TypeSignatureParameter.typeParameter(BOOLEAN.getTypeSignature())));
    List<Type> columnTypes = ImmutableList.of(BIGINT, createVarcharType(10), VARBINARY, DOUBLE, BOOLEAN, arrayType, mapType, arrayOfArrayType);
    File file = directory.resolve(System.nanoTime() + ".orc").toFile();
    byte[] bytes1 = octets(0x00, 0xFE, 0xFF);
    byte[] bytes3 = octets(0x01, 0x02, 0x19, 0x80);
    RowPagesBuilder rowPagesBuilder = RowPagesBuilder.rowPagesBuilder(columnTypes).row(123L, "hello", wrappedBuffer(bytes1), 123.456, true, arrayBlockOf(BIGINT, 1, 2), mapBlockOf(createVarcharType(5), BOOLEAN, "k1", true), arrayBlockOf(arrayType, arrayBlockOf(BIGINT, 5))).row(null, "world", null, Double.POSITIVE_INFINITY, null, arrayBlockOf(BIGINT, 3, null), mapBlockOf(createVarcharType(5), BOOLEAN, "k2", null), arrayBlockOf(arrayType, null, arrayBlockOf(BIGINT, 6, 7))).row(456L, "bye \u2603", wrappedBuffer(bytes3), Double.NaN, false, arrayBlockOf(BIGINT), mapBlockOf(createVarcharType(5), BOOLEAN, "k3", false), arrayBlockOf(arrayType, arrayBlockOf(BIGINT)));
    try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(new EmptyClassLoader());
        OrcFileWriter writer = new OrcFileWriter(columnIds, columnTypes, file)) {
        writer.appendPages(rowPagesBuilder.build());
    }
    try (OrcDataSource dataSource = fileOrcDataSource(file)) {
        OrcRecordReader reader = createReader(dataSource, columnIds, columnTypes);
        assertEquals(reader.getReaderRowCount(), 3);
        assertEquals(reader.getReaderPosition(), 0);
        assertEquals(reader.getFileRowCount(), reader.getReaderRowCount());
        assertEquals(reader.getFilePosition(), reader.getFilePosition());
        Page page = reader.nextPage();
        assertEquals(page.getPositionCount(), 3);
        assertEquals(reader.getReaderPosition(), 0);
        assertEquals(reader.getFilePosition(), reader.getFilePosition());
        Block column0 = page.getBlock(0);
        assertEquals(column0.isNull(0), false);
        assertEquals(column0.isNull(1), true);
        assertEquals(column0.isNull(2), false);
        assertEquals(BIGINT.getLong(column0, 0), 123L);
        assertEquals(BIGINT.getLong(column0, 2), 456L);
        Block column1 = page.getBlock(1);
        assertEquals(createVarcharType(10).getSlice(column1, 0), utf8Slice("hello"));
        assertEquals(createVarcharType(10).getSlice(column1, 1), utf8Slice("world"));
        assertEquals(createVarcharType(10).getSlice(column1, 2), utf8Slice("bye \u2603"));
        Block column2 = page.getBlock(2);
        assertEquals(VARBINARY.getSlice(column2, 0), wrappedBuffer(bytes1));
        assertEquals(column2.isNull(1), true);
        assertEquals(VARBINARY.getSlice(column2, 2), wrappedBuffer(bytes3));
        Block column3 = page.getBlock(3);
        assertEquals(column3.isNull(0), false);
        assertEquals(column3.isNull(1), false);
        assertEquals(column3.isNull(2), false);
        assertEquals(DOUBLE.getDouble(column3, 0), 123.456);
        assertEquals(DOUBLE.getDouble(column3, 1), Double.POSITIVE_INFINITY);
        assertEquals(DOUBLE.getDouble(column3, 2), Double.NaN);
        Block column4 = page.getBlock(4);
        assertEquals(column4.isNull(0), false);
        assertEquals(column4.isNull(1), true);
        assertEquals(column4.isNull(2), false);
        assertEquals(BOOLEAN.getBoolean(column4, 0), true);
        assertEquals(BOOLEAN.getBoolean(column4, 2), false);
        Block column5 = page.getBlock(5);
        assertEquals(column5.getPositionCount(), 3);
        assertTrue(arrayBlocksEqual(BIGINT, arrayType.getObject(column5, 0), arrayBlockOf(BIGINT, 1, 2)));
        assertTrue(arrayBlocksEqual(BIGINT, arrayType.getObject(column5, 1), arrayBlockOf(BIGINT, 3, null)));
        assertTrue(arrayBlocksEqual(BIGINT, arrayType.getObject(column5, 2), arrayBlockOf(BIGINT)));
        Block column6 = page.getBlock(6);
        assertEquals(column6.getPositionCount(), 3);
        assertTrue(mapBlocksEqual(createVarcharType(5), BOOLEAN, arrayType.getObject(column6, 0), mapBlockOf(createVarcharType(5), BOOLEAN, "k1", true)));
        Block object = arrayType.getObject(column6, 1);
        Block k2 = mapBlockOf(createVarcharType(5), BOOLEAN, "k2", null);
        assertTrue(mapBlocksEqual(createVarcharType(5), BOOLEAN, object, k2));
        assertTrue(mapBlocksEqual(createVarcharType(5), BOOLEAN, arrayType.getObject(column6, 2), mapBlockOf(createVarcharType(5), BOOLEAN, "k3", false)));
        Block column7 = page.getBlock(7);
        assertEquals(column7.getPositionCount(), 3);
        assertTrue(arrayBlocksEqual(arrayType, arrayOfArrayType.getObject(column7, 0), arrayBlockOf(arrayType, arrayBlockOf(BIGINT, 5))));
        assertTrue(arrayBlocksEqual(arrayType, arrayOfArrayType.getObject(column7, 1), arrayBlockOf(arrayType, null, arrayBlockOf(BIGINT, 6, 7))));
        assertTrue(arrayBlocksEqual(arrayType, arrayOfArrayType.getObject(column7, 2), arrayBlockOf(arrayType, arrayBlockOf(BIGINT))));
        assertNull(reader.nextPage());
        assertEquals(reader.getReaderPosition(), 3);
        assertEquals(reader.getFilePosition(), reader.getFilePosition());
        OrcFileMetadata orcFileMetadata = METADATA_CODEC.fromJson(reader.getUserMetadata().get(OrcFileMetadata.KEY).getBytes());
        assertEquals(orcFileMetadata, new OrcFileMetadata(ImmutableMap.<Long, TypeId>builder().put(1L, BIGINT.getTypeId()).put(2L, createVarcharType(10).getTypeId()).put(4L, VARBINARY.getTypeId()).put(6L, DOUBLE.getTypeId()).put(7L, BOOLEAN.getTypeId()).put(8L, arrayType.getTypeId()).put(9L, mapType.getTypeId()).put(10L, arrayOfArrayType.getTypeId()).buildOrThrow()));
    }
    File crcFile = new File(file.getParentFile(), "." + file.getName() + ".crc");
    assertFalse(crcFile.exists());
}